;------------------------------------------------------------------------------ | |
; | |
; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> | |
; SPDX-License-Identifier: BSD-2-Clause-Patent | |
; | |
; Module Name: | |
; | |
; DivU64x32.nasm | |
; | |
; Abstract: | |
; | |
; Calculate the quotient of a 64-bit integer by a 32-bit integer | |
; | |
;------------------------------------------------------------------------------ | |
SECTION .text | |
;------------------------------------------------------------------------------ | |
; UINT64 | |
; EFIAPI | |
; InternalMathDivU64x32 ( | |
; IN UINT64 Dividend, | |
; IN UINT32 Divisor | |
; ); | |
;------------------------------------------------------------------------------ | |
global ASM_PFX(InternalMathDivU64x32) | |
ASM_PFX(InternalMathDivU64x32): | |
mov eax, [esp + 8] | |
mov ecx, [esp + 12] | |
xor edx, edx | |
div ecx | |
push eax ; save quotient on stack | |
mov eax, [esp + 8] | |
div ecx | |
pop edx ; restore high-order dword of the quotient | |
ret | |